Models: Fit for Pocket Mop S3500 series, S3501, S3550, S3601, S3601D, S3801, S3801CO, S3901, SE450, S2901, S2902, S3450, S3452, S3455K, S3501SPN, S3501WM, S3601C, S3601CO, S3601K, S3601Q, S3601W, S3601WC, S3901A, S3901C, S3901D, S3901FS, S3901K, S3901Q, S3901W, S3901WC, S3901WM, SE400, S4601, S4701, S4701D.Upgrade replacement: Double side MICROFIBER THICK NAP PAD can extend your cleaning session while remove dirt, grime, and stuck-on messes with no harsh chemicals.More Effective: The premium S3501 mop pads can capture dirty , water stain, paper , hair and dust on all sealed hard floors such as wooden floor, ceramic tile, floor, laminate floor and carpet, leaving no dirt behind and truly give you a clean home.Washable & Reusable Mop Pads: mop pads are easy to clean via machine wash & hand wash.Package Included: 5 pack can be widely used cleaning pads, money.color:WhiteMaterial:fiberPackage Contents:5 x cleaning clothOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.